General Dynamics Electric Boat:PARENT_COMPANY:General Dynamics####American submarine NR-1:SHIP_BEAM:3.8 m####American submarine NR-1:BUILDER:General Dynamics Electric Boat####General Dynamics Electric Boat:LOCATION_CITY:Groton, Connecticut
General Dynamics is the parent company of General Dynamics Electric Boat who are located in the city of Groton, Connecticut and built the American submarine NR-1 with a ship beam of 3.8 m.